Josie, a Sales Professional for a Company That Manufactures Kitchen

Josie, a sales professional for a company that manufactures kitchen appliances, is consistently rated by customers as the best salesperson because she has a detailed understanding of all the appliances manufactured by the company, including how they work and how they are made. Given this information, it is evident that Josie possesses sound _____.

A) propositional knowledge
B) promotion knowledge
C) market knowledge
D) inventory knowledge
E) product knowledge